20545416060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26340277}}^1$

素因数の和:26340302

約数の個数: 48

約数和(自身を含む): 61952333856

約数和(自身を除く): 41406917796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 26340277, 52680554, 79020831, 105361108, 131701385, 158041662, 263402770, 316083324, 342423601, 395104155, 526805540, 684847202, 790208310, 1027270803, 1369694404, 1580416620, 1712118005, 2054541606, 3424236010, 4109083212, 5136354015, 6848472020, 10272708030, 20545416060]

約数ペア:

[(1, 20545416060), (2, 10272708030), (3, 6848472020), (4, 5136354015), (5, 4109083212), (6, 3424236010), (10, 2054541606), (12, 1712118005), (13, 1580416620), (15, 1369694404), (20, 1027270803), (26, 790208310), (30, 684847202), (39, 526805540), (52, 395104155), (60, 342423601), (65, 316083324), (78, 263402770), (130, 158041662), (156, 131701385), (195, 105361108), (260, 79020831), (390, 52680554), (780, 26340277)]